Telephone call cost determining device



FIG. 1 is a perspective view of a telephone call cost determining deviceshowing my design;

FIGS. 2 and 3 are respectively front and rear elevational _views thereofon an enlarged scale;

FIG. 4 is a left side elevational view thereof on an enlarged scale;

FIG. 5 is a top plan view thereof on an enlarged scale;

FIG. 6 is a right side elevational view thereof on an enlarged scale;and

FIG. 7 is a bottom plan view thereof on an enlarged scale.

The indicia is shown in broken lines in the display for illustrativepurposes only.

The ornamental design for a telephone call cost determining device,substantially as shown and described.